Went To Another World To Aid as a Hero

Bored after years of training, Shinku Gin asks his father to allow him to explore so his father makes him a way to go to another world and tells him if he wants fun then go and be a hero and have his own adventure just like his father did. How will this adventure go? Read to find out.

Disclaimer: You should read the previous book, A Hunter X Hunter Story; The Tale of The Demon Swordsman otherwise you will be confused